AgsPad: Advanced Gtk+ Sequencer Application Reference Manual

Stability Level

Stable, unless otherwise indicated

Functions

void	ags_pad_samplerate_changed ()
void	ags_pad_buffer_size_changed ()
void	ags_pad_format_changed ()
void	ags_pad_set_channel ()
GList *	ags_pad_get_line ()
void	ags_pad_add_line ()
void	ags_pad_remove_line ()
void	ags_pad_resize_lines ()
void	ags_pad_map_recall ()
GList *	ags_pad_find_port ()
void	ags_pad_play ()
AgsPad *	ags_pad_new ()
#define	AGS_IS_PAD()
#define	AGS_IS_PAD_CLASS()
#define	AGS_PAD()
#define	AGS_PAD_CLASS()
#define	AGS_PAD_GET_CLASS()
GType	ags_pad_get_type ()

Properties

guint	buffer-size	Read / Write
AgsChannel *	channel	Read / Write
guint	format	Read / Write
guint	samplerate	Read / Write

Signals

void	buffer-size-changed	Run Last
gpointer	find-port	Run Last
void	format-changed	Run Last
void	map-recall	Run Last
void	refresh-port	Run Last
void	resize-lines	Run Last
void	samplerate-changed	Run Last
void	set-channel	Run Last

Types and Values

#define	AGS_PAD_DEFAULT_VERSION
#define	AGS_PAD_DEFAULT_BUILD_ID
enum	AgsPadFlags
#define	AGS_TYPE_PAD
struct	AgsPad
struct	AgsPadClass

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GtkWidget
            ╰── GtkBox
                ╰── AgsPad
                    ├── AgsDrumInputPad
                    ├── AgsDrumOutputPad
                    ├── AgsFMSynthInputPad
                    ├── AgsMixerInputPad
                    ├── AgsPanelInputPad
                    ╰── AgsSynthInputPad

Implemented Interfaces

AgsPad implements GtkAccessible, GtkBuildable, GtkConstraintTarget, GtkOrientable and AgsConnectable.

Includes

#include <ags/app/ags_pad.h>

Description

AgsPad is a composite widget to visualize a bunch of AgsChannel. It should be packed by an AgsMachine.

Functions

ags_pad_samplerate_changed ()

void
ags_pad_samplerate_changed (AgsPad *pad,
                            guint samplerate,
                            guint old_samplerate);

Notify about samplerate changed.

Parameters

pad	the AgsPad
samplerate	the samplerate
old_samplerate	the old samplerate

Since: 3.0.0

ags_pad_buffer_size_changed ()

void
ags_pad_buffer_size_changed (AgsPad *pad,
                             guint buffer_size,
                             guint old_buffer_size);

Notify about buffer_size changed.

Parameters

pad	the AgsPad
buffer_size	the buffer_size
old_buffer_size	the old buffer_size

Since: 3.0.0

ags_pad_format_changed ()

void
ags_pad_format_changed (AgsPad *pad,
                        guint format,
                        guint old_format);

Notify about format changed.

Parameters

pad	the AgsPad
format	the format
old_format	the old format

Since: 3.0.0

ags_pad_set_channel ()

void
ags_pad_set_channel (AgsPad *pad,
                     AgsChannel *channel);

Is emitted as channel gets modified.

Parameters

pad	an AgsPad
channel	the AgsChannel to set

Since: 3.0.0

ags_pad_get_line ()

GList *
ags_pad_get_line (AgsPad *pad);

Get line of pad .

Parameters

pad

the AgsPad

Returns

the GList containing AgsLine

Since: 4.0.0

ags_pad_add_line ()

void
ags_pad_add_line (AgsPad *pad,
                  AgsLine *line,
                  guint x,
                  guint y,
                  guint width,
                  guint height);

Add line to pad .

Parameters

pad	the AgsPad
line	the AgsLine
x	the x position
y	the y position
width	the width
height	the height

Since: 4.0.0

ags_pad_remove_line ()

void
ags_pad_remove_line (AgsPad *pad,
                     AgsLine *line);

Remove line from pad .

Parameters

pad	the AgsPad
line	the AgsLine

Since: 4.0.0

ags_pad_resize_lines ()

void
ags_pad_resize_lines (AgsPad *pad,
                      GType line_type,
                      guint audio_channels,
                      guint audio_channels_old);

Resize the count of AgsLine packe by AgsPad.

Parameters

pad	the AgsPad to resize
line_type	channel type, either `AGS_TYPE_INPUT` or `AGS_TYPE_OUTPUT`
audio_channels	count of lines
audio_channels_old	old count of lines

Since: 3.0.0

ags_pad_map_recall ()

void
ags_pad_map_recall (AgsPad *pad,
                    guint output_pad_start);

Start of output pad

Parameters

pad	the AgsPad to resize
output_pad_start	start of output pad

Since: 3.0.0

ags_pad_find_port ()

GList *
ags_pad_find_port (AgsPad *pad);

Lookup ports of assigned recalls.

Parameters

pad

an AgsPad

Returns

an GList containing all related AgsPort

Since: 3.0.0

ags_pad_play ()

void
ags_pad_play (AgsPad *pad);

ags_pad_new ()

AgsPad *
ags_pad_new (AgsChannel *channel);

Creates an AgsPad

Parameters

channel

the bunch of channel to visualize

Returns

a new AgsPad

Since: 3.0.0

AGS_IS_PAD()

#define AGS_IS_PAD(obj)             (G_TYPE_CHECK_INSTANCE_TYPE((obj), AGS_TYPE_PAD))

AGS_IS_PAD_CLASS()

#define AGS_IS_PAD_CLASS(class)     (G_TYPE_CHECK_CLASS_TYPE((class), AGS_TYPE_PAD))

AGS_PAD()

#define AGS_PAD(obj)                (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_PAD, AgsPad))

AGS_PAD_CLASS()

#define AGS_PAD_CLASS(class)        (G_TYPE_CHECK_CLASS_CAST((class), AGS_TYPE_PAD, AgsPadClass))

AGS_PAD_GET_CLASS()

#define AGS_PAD_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS((obj), AGS_TYPE_PAD, AgsPadClass))

ags_pad_get_type ()

GType
ags_pad_get_type (void);

Types and Values

AGS_PAD_DEFAULT_VERSION

#define AGS_PAD_DEFAULT_VERSION "4.5.0"

AGS_PAD_DEFAULT_BUILD_ID

#define AGS_PAD_DEFAULT_BUILD_ID "Tue Mar 28 06:49:41 UTC 2023"

enum AgsPadFlags

Members

AGS_PAD_SHOW_GROUP
AGS_PAD_SHOW_MUTE
AGS_PAD_SHOW_SOLO
AGS_PAD_SHOW_PLAY
AGS_PAD_GROUP_ALL
AGS_PAD_GROUP_LINE
AGS_PAD_MAPPED_RECALL
AGS_PAD_PREMAPPED_RECALL
AGS_PAD_BLOCK_PLAY
AGS_PAD_BLOCK_STOP

AGS_TYPE_PAD

#define AGS_TYPE_PAD                (ags_pad_get_type())

struct AgsPad

struct AgsPad;

struct AgsPadClass

struct AgsPadClass {
  GtkBoxClass box;

  void (*samplerate_changed)(AgsPad *pad,
			     guint samplerate, guint old_samplerate);
  void (*buffer_size_changed)(AgsPad *pad,
			      guint buffer_size, guint old_buffer_size);
  void (*format_changed)(AgsPad *pad,
			 guint format, guint old_format);

  void (*set_channel)(AgsPad *pad, AgsChannel *channel);

  void (*resize_lines)(AgsPad *pad, GType line_type,
		       guint audio_channels, guint audio_channels_old);
  void (*map_recall)(AgsPad *pad,
		     guint output_pad_start);
  GList* (*find_port)(AgsPad *pad);

  void (*refresh_port)(AgsPad *pad);
};

Property Details

The `“buffer-size”` property

  “buffer-size”              guint

The buffer length.

Owner: AgsPad

Flags: Read / Write

Default value: 1024

Since: 3.0.0

The `“channel”` property

  “channel”                  AgsChannel *

The start of a bunch of AgsChannel to visualize.

Owner: AgsPad

Flags: Read / Write

Since: 3.0.0

The `“format”` property

  “format”                   guint

The format.

Owner: AgsPad

Flags: Read / Write

Default value: 16

Since: 3.0.0

The `“samplerate”` property

  “samplerate”               guint

The samplerate.

Owner: AgsPad

Flags: Read / Write

Default value: 48000

Since: 3.0.0

Signal Details

The `“buffer-size-changed”` signal

void
user_function (AgsPad  *pad,
               guint    buffer_size,
               guint    old_buffer_size,
               gpointer user_data)

The ::buffer-size-changed signal notifies about changed buffer size.

Parameters

pad	the AgsPad
buffer_size	the buffer size
old_buffer_size	the old buffer size
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

The `“find-port”` signal

gpointer
user_function (AgsPad  *pad,
               gpointer user_data)

The ::find-port retrieves all associated ports

Parameters

pad	the AgsPad to resize
user_data	user data set when the signal handler was connected.

Returns

a GList with associated ports

Flags: Run Last

Since: 3.0.0

The `“format-changed”` signal

void
user_function (AgsPad  *pad,
               guint    format,
               guint    old_format,
               gpointer user_data)

The ::format-changed signal notifies about changed format.

Parameters

pad	the AgsPad
format	the format
old_format	the old format
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

The `“map-recall”` signal

void
user_function (AgsPad  *pad,
               guint    output_pad_start,
               gpointer user_data)

The ::map-recall as recall should be mapped

Parameters

pad	the AgsPad to resize
output_pad_start	start of output pad
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

The `“refresh-port”` signal

void
user_function (AgsPad  *pad,
               gpointer user_data)

The ::refresh-port signal.

Parameters

pad	the AgsPad
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 4.2.2

The `“resize-lines”` signal

void
user_function (AgsPad  *pad,
               gpointer line_type,
               guint    audio_channels,
               guint    audio_channels_old,
               gpointer user_data)

The ::resize-lines is emitted as count of lines pack is modified.

Parameters

pad	the AgsPad to resize
line_type	the channel type
audio_channels	count of lines
audio_channels_old	old count of lines
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

The `“samplerate-changed”` signal

void
user_function (AgsPad  *pad,
               guint    samplerate,
               guint    old_samplerate,
               gpointer user_data)

The ::samplerate-changed signal notifies about changed samplerate.

Parameters

pad	the AgsPad
samplerate	the samplerate
old_samplerate	the old samplerate
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

The `“set-channel”` signal

void
user_function (AgsPad  *pad,
               GObject *channel,
               gpointer user_data)

The ::set-channel signal notifies about changed channel.

Parameters

pad	the AgsPad to modify
channel	the AgsChannel to set
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 3.0.0

AgsPad

Stability Level

Functions

Properties

Signals

Types and Values

Object Hierarchy

Implemented Interfaces

Includes

Description

Functions

ags_pad_samplerate_changed ()

Parameters

ags_pad_buffer_size_changed ()

Parameters

ags_pad_format_changed ()

Parameters

ags_pad_set_channel ()

Parameters

ags_pad_get_line ()

Parameters

Returns

ags_pad_add_line ()

Parameters

ags_pad_remove_line ()

Parameters

ags_pad_resize_lines ()

Parameters

ags_pad_map_recall ()

Parameters

ags_pad_find_port ()

Parameters

Returns

ags_pad_play ()

ags_pad_new ()

Parameters

Returns

AGS_IS_PAD()

AGS_IS_PAD_CLASS()

AGS_PAD()

AGS_PAD_CLASS()

AGS_PAD_GET_CLASS()

ags_pad_get_type ()

Types and Values

AGS_PAD_DEFAULT_VERSION

AGS_PAD_DEFAULT_BUILD_ID

enum AgsPadFlags

Members

AGS_TYPE_PAD

struct AgsPad

struct AgsPadClass

Property Details

The “buffer-size” property

The “channel” property

The “format” property

The “samplerate” property

Signal Details

The “buffer-size-changed” signal

Parameters

The “find-port” signal

Parameters

Returns

The “format-changed” signal

Parameters

The “map-recall” signal

Parameters

The “refresh-port” signal

Parameters

The “resize-lines” signal

Parameters

The “samplerate-changed” signal

Parameters

The “set-channel” signal

Parameters

The `“buffer-size”` property

The `“channel”` property

The `“format”` property

The `“samplerate”` property

The `“buffer-size-changed”` signal

The `“find-port”` signal

The `“format-changed”` signal

The `“map-recall”` signal

The `“refresh-port”` signal

The `“resize-lines”` signal

The `“samplerate-changed”` signal

The `“set-channel”` signal